move app to app/ subdir

app/src/server/api/autogenerate/utils.ts

@@ -0,0 +1,18 @@
+type AxiosError = {
+  response?: {
+    data?: {
+      error?: {
+        message?: string;
+      };
+    };
+  };
+};
+
+export function isAxiosError(error: unknown): error is AxiosError {
+  if (typeof error === "object" && error !== null) {
+    // Initial check
+    const err = error as AxiosError;
+    return err.response?.data?.error?.message !== undefined; // Check structure
+  }
+  return false;
+}